Where does “Костянтинівка” come from?
Костянтинівка (Ukrainian) comes from Ukrainian Костянтин, from Latin Constantinus, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.
Костянтинівка (Ukrainian) comes from Ukrainian Костянтин, from Latin Constantinus, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.